单相485通讯电能计量模块

IM1227单相互感式电能质量检测仪是高度集成测量、数字通讯等，能够完成电能测量、采集及传输，单相交流电参数测量应用产品，准确测量单相交流电压、电流、功率、电量及总电量等电参数，并具备1路9V电源输出，1路RS-485通讯接口，MODBUS-RTU规约，具有极优的性价比。\n\nIM1227单相互感式电能质量检测仪可广泛应用于节能改造、电力、通信、铁路、交通、环保、石化、钢铁等行业中，用于监测交流设备的电流和电量消耗情况。\n\n此模块基于锐能微计量芯片设计。 • 采集单相交流电参数，包括电压、电流、功率、电能等多个电参量；\n• 采用专用测量芯片，有效值测量方式，测量精度高；\n• 带1路RS-485通讯接口；\n• 通信规约采用标准Modbus-RTU，兼容性好，方便编程；\n• 带ESD保护电路的RS-485通信接口；\n• 宽工作电压AC80～265V，并具防接反保护功能，接反电源不会损坏模块;；\n• 高隔离电压，耐压达DC2000V；\n• 可选配不同规格单匝穿心PCB固定或开口互感器，方便易用。\n• 单相交流输入\n\n1) 电压量程：100V、22;

EDTV2 IDENTIFICATION CONTROL SIGNAL DETECTOR

EDTV2 IDENTIFICATION CONTROL SIGNAL DETECTOR

.025 NPN Phototransistors

PRODUCT DESCRIPTION A small area high speed NPN silicon phototransistor mounted in a 5 mm diameter lensed, end looking, transparent plastic package. Detectors in this series have a half power acceptance angle (θ1/2) of 5°. These devices are spectrally and mechanically matched to the VTE12xx serie

Real Time Clock/Calendar/CPU Supervisor with EEPROM

DESCRIPTION The X1227 device is a Real Time Clock with clock/calendar, two polled alarms with integrated 512x8 EEPROM, oscillator compensation, CPU Supervisor (POR/LVS and WDT) and battery backup switch. FEATURES • Real Time Clock/Calendar — Tracks time in Hours, Minutes, and Seco

140MHz Video Current Feedback Amplifier

文件：326.19 Kbytes Page：12 Pages

140MHz Video Current Feedback Amplifier

文件：326.19 Kbytes Page：12 Pages